Results 31 to 40 of about 188 (48)

Taxa de substituição horizontal de dentes no peixe-boi [PDF]

open access: yes, 1977
Teeth shed from the horizontally-advancing tooth rows of captive Amazonian manatees (Trichechus inunguis) indicate a rate of tooth row movement of about 1 mm/month.
Domning, Daryl Paul, Magor, Diana M.
core   +1 more source

Perceptions and Practices Towards Sea Turtles and Manatees in Portugal’s Atlantic Ocean Legacy [PDF]

open access: yes, 2016
SFRH/BD/104932/2014 UID/HIS/04666/2013The perception of a natural environment, and human attitudes towards that environment and its elements, have always been shaped by a multitude of factors such as aesthetics, traditional, cultural and historical ...
Brito, Cristina, Vieira, Nina
core   +1 more source

Karyotypes of Manatees: New Insights into Hybrid Formation (Trichechus inunguis × Trichechus m. manatus) in the Amazon Estuary. [PDF]

open access: yesGenes (Basel), 2022
Noronha RCR   +18 more
europepmc   +1 more source

Peixe-boi da Amazônia (trichechus inunguis natterer 1883): mortalidade e uso do habitat na reserva de desenvolvimento sustentável Piagaçu-Purus, Amazonas, Brasil. [PDF]

open access: yes, 2015
The Amazonian manatee (Trichechus inunguis) is endemic to the Amazon basin and the only exclusively freshwater sirenian. Because is difficult to collect systematic data in the wild, the local knowledge of riverine communities has been the main source of ...
Souza , Diogo Alexandre de
core  

Avaliação descritiva ultrassonográfica e histológica de olhos de Baleias-jubarte (Megaptera novaeangliae). [PDF]

open access: yes, 2023
The anatomy of the cetacean eye differs from terrestrial mammals and has specific adaptations for the aquatic environment, such as the ability to adjust to the properties and challenges of the aquatic environment.
Pavanelli, Larissa
core  

Características Anatômicas e Histológicas do Aparelho Reprodutor Femininc de Tríchechus inunguis(Natterer,1883)(Mammalia;Sirenía) / [PDF]

open access: yes
O peixe-boi amazônico(Tríchechusinunguis),como outros representantes da Oídem Sirenia é uníparo e possui reprodução lenta,considerando o período de gestaçãoeo intervalo entre partos. Outro fator agravante para o crescimento das populações é que apesar
Rodrigues, Fernanda Rosa
core  

Perfil metabólico e desempenho zootécnico de filhotes de peixe-boi da Amazônia (Trichechus inunguis) mantidos em cativeiro, alimentados com diferentes sucedâneos do leite materno [PDF]

open access: yes, 2014
This study evaluates the metabolic profile, the zootechnical performance, and the correlation between subcutaneous fat thickness and body measurements of captive Amazonian manatee calves (Trichechus inunguis) fed different substitutes for maternal milk ...
Maduro, Alen Henrique Passos
core  

Density and abundance estimation of West Indian manatee, Trichechus manatus, between the states of Ceará and Piauí, Northeast Brazil, using active acoustics [PDF]

open access: yes
The West Indian manatee is one of the most threatened species in Brazil. The species has currently a patchy distribution from the state of Alagoas to the state of Amapá. The difficulty of observing manatees, especially in estuarine waters, is a challenge
Choi Lima, Katherine Fiedler   +6 more
core   +2 more sources

ECOLOGIA ALIMENTAR EM MAMÍFEROS MARINHOS: TÉCNICAS DE ESTUDO [PDF]

open access: yes, 2017
Marine mammals feed on a wide variety of preys from distinct trophic levels, occupying different niches in short and in long food chains. Studies on feeding ecology of marine mammals are important to understand their trophic relationships, as well as ...
Bisi, Tatiana Lemos   +2 more
core   +1 more source

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